GFI LANguard Network Security Scanner
GFI LANguard Network Security Scanner (N. S. S. ) is a tool to audit network security and proactively secure it. It is also a complete patch management solution. GFI LANguard N. S. S. scans entire networks from a 'hacker's' perspective, and analyses machines for open ports, shares, security... After it has scanned your network and determined missing patches and service packs - both in the operating system (OS) and in the applications - you can use GFI LANguard N. ... to deploy those service packs and patches network-wide.
http://software.gfi.com/languardnss7.exe - 15Mb - Download - Screenshot

Security Map
A comprehensive network security guide and reference for IT and network professionals. An easy to use training tool for IT students to get an overall picture of network vulnerabilities, security technologies and solutions. A unique marketing tool for IT hardware, software and services vendors... Designed by experts with decades of experience in the networking and network security fields. ... All in one chart displayed the network security risks in association with specific protocols, the most up-to-date technologies and protocols, and the product solutions such as AAA solutions, firewalls,...
http://www.javvin.com/product/SecurityMap.zip - 488Kb - Download - Screenshot

ShadowSecurityScanner
Shadow Security Scanner (network vulnerability scanner) has earned the name of the fastest ? and best performing ? security scanner in its market sector, outperforming many famous brands. Shadow Security Scanner has been developed to provide a secure, prompt and reliable detection of a vast... Shadow Security Scanner performs the system scan at such a speed and with such a precision so as to be able to compete with the professional IT security services and hackers, attempting to break into your network.
http://www.safety-lab.com/SSS.exe - 4Mb - Download - Screenshot

Essential NetTools
Essential NetTools is a set of network tools for diagnosing networks and monitoring your computer's network connections. NetStat: displays the list of your computer's network connections, information on open TCP and UDP ports, IP address, and connection states. ... NetAudit (NetBIOS Auditing Tool): allows you to perform security checks on your network and/or individual computers offering the NetBIOS file sharing service. ... This tool features parallel scanning, which allows checking a class C network in less than one minute.
http://www.tamos.com/files/ent4.zip - 3b - Download - Screenshot

Network Security Protector
Network Security Protector is the best network-based security software for corporations, public libraries, internet cafes, schools, universities and other public environment applications where administrator has to secure and maintain a lot of network PC workstations located in different places. ... It supports over 600 different security restrictions, options and tweaks that allow you to restrict access to all parts of Windows, apply executable patches remotely, and schedule reboots, shutdowns, and Windows Explorer restarts from a single administrator's computer connected to a TCP/IP-based...
http://www.getfreefile.com/download/netsecprot.zip - 3Mb - Download - Screenshot

DPAN
Free Utility - New Disk Performance Analyser for XP Networks Reports severe fragmentation related performance loss on your networked systems! The Performance Analyser provides never before available single-point analysis of systems requiring defragmentation attention to achieveoptimal performance. ... Note: Service Pack 2 for Windows XP (SP2) contains a number of security-related enhancements to the operating system. ... Some of these enhancements affect the operation of certain network functionality in Executive Software's products.
http://demodl.element5.com/50154/DPenFRSN2Xi1_0_104.exe - 5Mb - Download

Harden-It
Harden-It 1. 1 Windows Security Hardening Tool, harden your TCP/IP Stack and Local System. Harden-It is a Network and System hardening tool for Windows. By hardening the IP stack your Network can sustain or completely twarth various sophisticated network attacks. ... ) · Protect your servers from Denial of Service and other network based attacks · Enable SYN flood protection when an attack is detected · Set the threshold values that are used to determine what constitutes an attack · Various other protections.
http://sniff-em.swmirror.com/Harden-it.exe - 433Kb - Download - Screenshot

Best Network Security
Best Network Security is the best solution for corporations, universities, schools, public libraries, internet cafes and other applications where administrator has to secure and maintain a lot of network PC workstations located in different places. Administrator does not need physically visit... In total, Best Network Security supports over 600 different security restrictions, options and tweaks that allow you to restrict access to almost every corner of Windows. ... This network-based password-protected security software lets you completely secure PC workstations over your network as well...
http://www.softstack.com/download/bestnetsec.zip - 3Mb - Download - Screenshot

Event Log Janitor
Event Log Janitor Emails Event Logs at predefined Intervals (in hours) that you specify and you can optionally clear them. Supported logs: APPLICATION, SECURITY, SYSTEM, DIRECTORY SERVICE, FILE REPLICATION SERVICE, and DNS Server. Simple to use, requires no SMTP Server setup - specify DNS... A great utility, simple to use for Network Admins, Security Admins, Power Users, and anyone who wants to keep an eye on their system and security functions anywhere across the Internet! ... NET Framework from Microsoft's site.
http://www.streiff-is.com/ELJ/downloads/ELJ1_DEMOSETUP.EXE - 949Kb - Download - Screenshot

Nsauditor Network Security Auditor
Nsauditor Network Security Auditor is a network security scanner that allows to audit and monitor remote network computers for possible vulnerabilities, checks your network for all potential methods that a hacker might use to attack it. Nsauditor is a complete networking utilities package that... The program also includes real-time network packet filtering and analyzing, remote network performance monitoring, network status monitoring, web proxy scanning, password auditing, intrusion detection system based on security events log analyzer, IP address lookup and more than 45 network tools...
http://www.nsauditor.com/downloads/nsauditor_setup.exe - 5Mb - Download - Screenshot